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Custom investment casting stainless steel propeller for boat
| Main Product : Stainless Steel casting , Lost Wax Casting , Investment Casting , Machining Part , CNC Machining Parts | |
| Standard : | ASTM , AISI , BS , DIN , JIS , NF |
| Material : | Stainless steel ( SS201 , SS303 , SS316 , SS416 , SS420 ), carbon steel , alloy steel , heat resistant steel , etc |
| Weight Range : | 0 . 002KG ~ 80KG ( Depending on the actual design ) |
| Design : | Pro / E , Auto CAD , Solid work , CAXA UG , CAM , CAE. |
| Process : | Casting + Machining ( if you need ) + Surface treatment |
| Procesing Method : | Lathing , Milling , boring , pulling , drilling , CNC machining ( Futher Process if you need ) |
| Heat Treatment : | Quenching , Normalizing , Quenching and Tempering , Chemical heat treatment |
| Surface : | Polishing , Plating , Painting , Anodizing , Powder Coating , Sand blasting.... |
| Quality Control : | 100 % inspection on critical dimensions or follow your special requst |
| Machining : | Turning , milling , drilling , grinding , threading , CNC machining , etc |









Dongying Youjia produces a wide variety of high-grade precision castings and machined parts in stainless steel , heat - resistant steel , carbon steel , alloy steel , copper , wear resisting cast iron , ductile iron and other material by means of advanced technology like Silica sol Precision Casting ( Lost Wax Process ) , Resin Sand Casting and Lost Foam Casting and experienced machining technique .

Q1: What is your MOQ?
A1: Our MOQ is 50 piece.
Q2:Do you offer free sample?
A2:We can provide you 1-5 pcs samples but you need to pay for it and the freight, paypal or wester union is also accepted.
Q3: What is your payment term?
A3: 30% down payment after confirm the contract PI , balance before shipment .
Q4:what is your lead time ?
A4: 45-60 days after receipt the down payment usually. Urgent need please discuss with us to find a way out!
Q5: what technics would you have?
A5:We can do cast iron,cast steel,cast stainless steel, CNC machining.
Q6: Are you manufacturer or trader?
We are manufacturer owning a factory , workers over 100.
All the items mentioned in are made by ourself . But for items we do not have, we can find it for you from other factories.
Q7: Can you make packing and logo as customer request?
A7: yes we can , but you should pay for the extra cost caused.
Q8 what is normal process cooperation would you have ?
First , we need your drawing or sample for quote .
Second , you accept our quote and pay the tooling cost , we will arrange make samples for approval
Third , you approve the samples , we can make Sales contract confirm it .
Fourth , manufacture products and shipment to you.
Fivth , pay balance
Final , received prodcuts and feedback .
New products from manufacturers at wholesale prices